
Introduction
54
December 2003 Revised March 2005
SPRS231D
Table 23. ZDY Package Terminal Characteristics (Continued)
ZDY
BALL
NO.
SUPPLY
RESET
STATE
#
OTHER
BUFFER
STRENGTH
§
PULLUP/
PULLDN
MUX CTRL SETTING
TYPE
SIGNAL NAME
P6
UART2.CTS
I
RegC[23:21] = 000
PD20
3 mA (Hv)
A, F
LZ
DV
DD3
USB2.RCV
I
RegC[23:21] = 001
PU20,
2 mA (Lv)
GPIO7
I/O
RegC[23:21] = 010
USB0.RCV
I
RegC[23:21] = 101
T4
LOW_STATE
O
RegC[26:24] = 000
2 mA (Lv)
3 mA (Hv)
A, F, G2
0
DV
DD3
UART2.RTS
O
RegC[26:24] = 001
USB2.SE0
O
RegC[26:24] = 010
MPUIO5
I/O
RegC[26:24] = 011
MPUIO12
I/O
RegC[26:24] = 100
USB0.SE0
O
RegC[26:24] = 101
LOW_STATE
O
RegC[26:24] = 110
R4
LOW_STATE
O
RegC[29:27] = 000
PD20
3 mA (Hv)
A, F, G2
0
DV
DD3
UART2.TX
O
RegC[29:27] = 001
PU20,
2 mA (Lv)
USB2.TXD
O
RegC[29:27] = 010
USB0.TXD
O
RegC[29:27] = 101
Z_STATE
Z
RegC[29:27] = 110
GPIO17
I/O
RegC[29:27] = 111
P5
UART2.BCLK
O
RegD[2:0] = 000
3 mA (Hv)
A, F, G2
0
DV
DD3
SYS_CLK_IN
I
RegD[2:0] = 110
2 mA (Lv)
U3
MCLK
O
RegB[17:15] = 000
PD20
3 mA (Hv)
A, F, G1
0
DV
DD3
MMC2.DATDIR0
O
RegB[17:15] = 110
PU20,
2 mA (Lv)
GPIO24
I/O
RegB[17:15] = 111
P4
USB.PUEN
O
RegD[5:3] = 000
PD20
3 mA (Hv)
A, F, G1
1
DV
DD2
USB.CLKO
O
RegD[5:3] = 001
PU20,
2 mA (Lv)
USB.PUDIS
O
RegD[5:3] = 011
Z_STATE
Z
RegD[5:3] = 100
LOW_POWER
O
RegD[5:3] = 110
GPIO58
I/O
RegD[5:3] = 111
T2
USB.DP
I/O
USBTCTL[6:4] = 000
(in USB mode)
C
Z
DV
DD2
I2C.SDA
I/O/Z
USBTCTL[6:4] = 100
18.3 mA
UART1.RX
I
USBTCTL[6:4] = 101
USB.PUEN
O
USBTCTL[6:4] = 111
I = Input, O = Output, Z = High-Impedance
PD20 = 20-
μ
A internal pulldown, PD100=100-
μ
A internal pulldown, PU20 = 20-
μ
A internal pullup, PU100 = 100-
μ
A internal pullup. Pullup or
pulldown can be enabled or disabled by software.
§
Lv = Low voltage (1.65 V), Hv = High voltage (2.5 V)
A = Standard LVCMOS input/output
G1 = Terminal may be gated by BFAIL
B = SUBLVDS input/ouput
G2 = Terminal may be gated by GPIO9 and MPUIO3
C = USB transceiver input/ouput
G3 = Terminal my be gated by BFAIL and OMAP5912 Internal Reset
D = I
2
C input/output buffers
H1 = Terminal may be 3-stated by BFAIL input
E = Analog oscillator terminals
H3 = MCSI1.DOUT pin can be forced into a high-impedance
F = Boundary-scannable terminal
state by the OMAP5912 HIGH_IMP3 control bit
K = Output buffer includes a serial resistor of 20
to match with PCB line impedance and ensure proper signal integrity
#
Z = High-Impedance, LZ = Low-Impedance (pin is driven), 1 = Output driven high, 0 = Output driven low
NOTES:
3. NA denotes no multiplexing on the ball
4. ‘Regx’ denotes the terminal multiplexing register that controls the specified terminal where Regx = FUNC_MUX_CTRL_x